///////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2008-2012 Artyom Beilis (Tonkikh) <artyomtnk@yahoo.com>
//
// See accompanying file COPYING.TXT file for licensing details.
//
///////////////////////////////////////////////////////////////////////////////
#define CPPCMS_SOURCE
#include <cppcms/http_content_type.h>
#include "http_protocol.h"
#include <algorithm>
#include <string.h>
namespace cppcms { namespace http {
struct content_type::data {
std::string type;
std::string subtype;
std::string media_type;
std::map<std::string,std::string> parameters;
};
content_type::content_type()
{
}
content_type::content_type(content_type const &other) :
d(other.d)
{
}
content_type::~content_type()
{
}
content_type const &content_type::operator=(content_type const &other)
{
d=other.d;
return *this;
}
std::string content_type::type() const
{
if(d)
return d->type;
return std::string();
}
std::string content_type::subtype() const
{
if(d)
return d->subtype;
return std::string();
}
std::string content_type::media_type() const
{
if(d)
return d->media_type;
return std::string();
}
bool content_type::is_form_urlencoded() const
{
if(d)
return d->media_type == "application/x-www-form-urlencoded";
return false;
}
bool content_type::is_multipart_form_data() const
{
if(d)
return d->media_type == "multipart/form-data";
return false;
}
std::string content_type::charset() const
{
return parameter_by_key("charset");
}
std::map<std::string,std::string> content_type::parameters() const
{
if(d) {
return d->parameters;
}
return std::map<std::string,std::string>();
}
bool content_type::parameter_is_set(std::string const &key) const
{
if(!d)
return false;
if(d->parameters.find(key)==d->parameters.end())
return false;
return true;
}
std::string content_type::parameter_by_key(std::string const &key) const
{
if(!d)
return std::string();
std::map<std::string,std::string>::const_iterator p;
p = d->parameters.find(key);
if( p == d->parameters.end())
return std::string();
return p->second;
}
void content_type::parse(char const *begin,char const *end)
{
begin = protocol::skip_ws(begin,end);
if(begin == end)
return;
char const *type_end = protocol::tocken(begin,end);
if(type_end == begin)
return;
std::string type(begin,type_end);
begin = type_end;
if(begin == end || *begin++ != '/')
return;
type_end = protocol::tocken(begin,end);
if(type_end == begin)
return;
std::string subtype(begin,type_end);
begin = type_end;
std::transform(type.begin(),type.end(),type.begin(),protocol::ascii_to_lower);
std::transform(subtype.begin(),subtype.end(),subtype.begin(),protocol::ascii_to_lower);
d->type = type;
d->subtype = subtype;
d->media_type = type + "/" + subtype;
while(begin!=end) {
begin = protocol::skip_ws(begin,end);
if(begin == end || *begin++ != ';' || (begin=protocol::skip_ws(begin,end))==end)
return;
char const *param_end = protocol::tocken(begin,end);
if(param_end == begin)
return;
std::string param(begin,param_end);
std::transform(param.begin(),param.end(),param.begin(),protocol::ascii_to_lower);
begin = protocol::skip_ws(param_end,end);
if(begin==end || *begin++!='=')
return;
begin = protocol::skip_ws(begin,end);
if(begin==end)
return;
std::string value;
if(*begin == '"') {
char const *tmp = begin;
value = protocol::unquote(tmp,end);
if(tmp == begin)
return;
begin = tmp;
}
else {
char const *tmp = protocol::tocken(begin,end);
if(tmp == begin)
return;
value.assign(begin,tmp);
begin = tmp;
}
d->parameters.insert(std::make_pair(param,value));
}
}
content_type::content_type(char const *begin,char const *end) :
d(new content_type::data())
{
parse(begin,end);
}
content_type::content_type(char const *s) :
d(new content_type::data())
{
char const *begin = s;
char const *end = s + strlen(s);
parse(begin,end);
}
content_type::content_type(std::string const &ct) :
d(new content_type::data())
{
char const *begin = ct.c_str();
char const *end = begin + ct.size();
parse(begin,end);
}
} // http
} // cppcms
